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Test your basic knowledge |
Biomedical Engineering Heart
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 43 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Visceral pericardium
sodium ions and water
epicardium
arrhythmias
aortic and pulmonary semilunar valves
2. Endocardium lines the chambers of the heart
systole
bundle of His...
stenosis...
is smooth to prevent abnormal clotting within the heart
3. Very rapid and uncoordinated ventricular beat
fibrous epicardium
is smooth to prevent abnormal clotting within the heart
diastole
fibrullation
4. Contraction of chambers of the heart
epicardium
SA node
cardiac reserve
systole
5. First part of the cardia conduction pathway in teh ventircles
bundle of His...
systole
supply the heart with oxygenated blood
coronary arteries
6. 1st branches of teh ascending aorta
aorta
SA node
systole
coronary arteries
7. Difference between resting cardiac output adn maximum exercise cardiac output
cardiac reserve
vagus nerves
atrium
60-80
8. Veins that return blood to the right atrium
superior and inferior caval veins
aorta
right and left atria
stenosis...
9. Heart chambers are lined with this
mediastinum
supply the heart with oxygenated blood
endocardium
prevent friction as the heart beats
10. Each normal heartbeat is initiated by this
aorta
bundle of His...
SA node
stroke volume
11. Upper chamber of the heart
bicuspid valve
arrhythmias
aorta
atrium
12. The chambers of teh heart that receive blood from the veins
stenosis...
right and left atria
diastole
cardiac output
13. Backflow o fblood from the arteries to the ventricles is prevented by these
mediastinum
atrium
aortic and pulmonary semilunar valves
closure of the valves
14. The centers that regulate heart rate located in the___
arrhythmias
ischemia
cardiac output
medulla
15. Amount of blood pumped by a ventricle in 1 minute
atrium
fibrous epicardium
fibrullation
cardiac output
16. Purpose of teh coronary vessels
cardiac cycle
coronary veins
supply the heart with oxygenated blood
tricuspid valve
17. Sequence of events in one heartbeat
medial to the lungs and superior to the diaphragm
cardiac cycle
stenosis...
is smooth to prevent abnormal clotting within the heart
18. Hormone ANP increases loss of ____in urine to decrease blood volume and blood pressure
arrhythmias
diastole
sodium ions and water
systole
19. Relaxation of chambers of the heart
endocardium
diastole
venous return
aorta
20. Changes in blood pressure are detected by
pressoreceptors in teh carotid and aortic sinuses
aorta
60-80
SA node
21. Normal range of heart rate for a healthy adult is _____ bpm
systole
60-80
is smooth to prevent abnormal clotting within the heart
diastole
22. Natural pacemaker of the heart
systole
ischemia
cardiac output
SA node
23. Narrowing of a valve
medulla
ECG
venous return
stenosis...
24. Prevents backflow of blood from teh right ventricle to the right atrium
epicardium
medial to the lungs and superior to the diaphragm
tricuspid valve
aortic and pulmonary semilunar valves
25. Area in the thoracic cavity between the lungs
pressoreceptors in teh carotid and aortic sinuses
mediastinum
stenosis...
60-80
26. Nerves that transmit impulses to decrease the heart rate are the ____
superior and inferior caval veins
vagus nerves
aorta
epicardium
27. Largest artery of the body
60-80
pressoreceptors in teh carotid and aortic sinuses
endocardium
aorta
28. Heart rate below 60 bpm
coronary veins
coronary arteries
bradycardia
venous return
29. Normal heart sounds are caused by
medulla
systole
closure of the valves
epicardium
30. Prevents backflow of blood from the left ventricle to the left atrium
pressoreceptors in teh carotid and aortic sinuses
venous return
bicuspid valve
SA node
31. The amount of blood that returns to teh heart
systole
venous return
systole
aortic and pulmonary semilunar valves
32. Heart is located here
vagus nerves
medial to the lungs and superior to the diaphragm
pressoreceptors in teh carotid and aortic sinuses
fibrullation
33. Relaxation
systole
sodium ions and water
endocardium
diastole
34. Amount of blood pumped by a ventricle per beat
stroke volume
bicuspid valve
aorta
myocardium
35. Coronary sinus receives blood directly from this
fibrullation
fibrous epicardium
coronary veins
medial to the lungs and superior to the diaphragm
36. Cardiac muscle tissue
myocardium
medial to the lungs and superior to the diaphragm
cardiac output
venous return
37. Part of the myocardium is deprived of its blood supply and becomes ______
ischemia
coronary veins
stenosis...
epicardium
38. Funciton of the serous fluid of teh pericardial membranes
prevent friction as the heart beats
diastole
bundle of His...
ECG
39. Contraction
cardiac output
stroke volume
systole
coronary arteries
40. Vessel into which the left ventricle pumps blood
diastole
medial to the lungs and superior to the diaphragm
cardiac output
aorta
41. Electical activity of the heart may be depicted in an
stenosis...
vagus nerves
aorta
ECG
42. Irregular heartbeats
arrhythmias
sodium ions and water
atrium
epicardium
43. Outermost of the pericardial membranes
stenosis...
fibrous epicardium
diastole
cardiac reserve